Fine friction and wear test apparatus for plate specimen

A fine friction and wear test apparatus for a plate specimen, comprising:

• a fixing unit comprising
• a bottom plate having a certain area,
• a pair of first fixing columns and a pair of second fixing columns installed in a position of each corner potion of the bottom plate,
• an upper end support portion for connecting the upper end of the second fixing columns,
• an upper plate for fixing an upper end of the first fixing column and the position of the second fixing column having the same height as the first fixing column,
• a plate spring installed in the interior of the bottom plate and having a certain elastic coefficient,
• a first adjusting screw connected with the plate spring and protruded on the upper surface of the bottom plate, and
• a second adjusting screw installed in the center portion of the upper end support portion and corresponding to the first adjusting screw,
• a driving unit installed on the fixing unit for fixing and moving a certain plate specimen;
• a ball specimen support member for rubbing and wearing the plate specimen;
• a rotation plate position controller fixed on the fixing unit for controlling the position of the ball specimen support member;
• a ball specimen controller for controlling the ball specimen support member;
• a controller for detecting the degree of a friction and wear of the plate specimen and controlling each mechanical and circuit part;
• and
• a power supply unit for supplying a power to a part which requires a certain power.